public void DeleteActivityGroup(ActivityGroup activityGroup)
{
activityGroup.ActivityRef.ActivitiesGroupsRef.Remove(activityGroup);
activityGroup.GroupRef.ActivitiesGroupsRef.Remove(activityGroup);
AllActivityGroupItems.Remove(activityGroup);
db.ActivityGroup.DeleteOnSubmit(activityGroup);
db.SubmitChanges();
}
public void CreateActivityGroup(Activity activity, Group group)
{
ActivityGroup activityGroup = new ActivityGroup();
db.ActivityGroup.InsertOnSubmit(activityGroup);
activity.ActivitiesGroupsRef.Add(activityGroup);
group.ActivitiesGroupsRef.Add(activityGroup);
db.SubmitChanges();
AllActivityGroupItems.Add(activityGroup);
}
